Update pythonpackage.yml

.github/workflows/pythonpackage.yml

@@ -2,17 +2,16 @@ name: Python package
 
 on:
   push:
-    branches: [ main ]
+    branches: [main]
   pull_request:
-    branches: [ main ]
+    branches: [main]
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.9','3.10','3.11']
+        python-version: ["3.9", "3.10", "3.11"]
 
     steps:
       - uses: actions/checkout@v4.1.1
@@ -21,7 +20,7 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
           check-latest: true
-          cache: 'pip'
+          cache: "pip"
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip